*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;line-height:1.7;color:#2c1f1e;background:#fefcfa}
.container{max-width:1100px;margin:0 auto;padding:0 24px}
.header{background:#c0392b;color:#fff;padding:16px 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.header .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-size:22px;font-weight:700;color:#fff;text-decoration:none;letter-spacing:-.5px}
.logo span{color:#2c3e50}
.nav{display:flex;gap:16px}
.nav a{color:rgba(255,255,255,.85);text-decoration:none;font-size:14px;font-weight:500;transition:color .2s}
.nav a:hover{color:#2c3e50}
.main{min-height:60vh}
.main>.container{display:flex;gap:40px;padding:32px 24px}
.content{flex:1;min-width:0}
.content h1{font-size:30px;margin-bottom:20px;color:#c0392b;line-height:1.3}
.content h2{font-size:20px;margin:28px 0 12px;color:#c0392b;border-left:4px solid #2c3e50;padding-left:12px}
.content p{margin-bottom:16px;font-size:16px;color:#2c1f1e}
.content ul{margin:16px 0;padding-left:24px}
.content ul li{margin-bottom:8px;line-height:1.6}
.sidebar{width:280px;flex-shrink:0}
.sidebar-block{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 12px rgba(0,0,0,.06);margin-bottom:20px;border:1px solid rgba(0,0,0,.04)}
.sidebar-block h3{font-size:15px;margin-bottom:14px;color:#c0392b;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.sidebar-block ul{list-style:none;padding:0}
.sidebar-block ul li{margin-bottom:8px;padding-bottom:8px;border-bottom:1px solid #f0f0f0}
.sidebar-block ul li:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.sidebar-block ul li a{color:#2c1f1e;text-decoration:none;font-size:14px;transition:color .2s}
.sidebar-block ul li a:hover{color:#2c3e50}
.footer{background:#c0392b;color:rgba(255,255,255,.7);text-align:center;padding:24px 0;margin-top:40px;font-size:14px}
.footer a{color:#2c3e50;text-decoration:none}
@media(max-width:768px){.main>.container{flex-direction:column}.sidebar{width:100%}.nav{gap:12px;flex-wrap:wrap}}